Flash: Powertrain Control Module (PCM) Updates
Ram technical service bulletin 18-103-22 for 2018 Ram Promaster.
- Bulletin number
- 18-103-22
- Component
- Power train: automatic transmission: control module (TCM/PCM/tecm)
- Summary
- Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the PCM with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find the following Diagnostic Trouble Code (DTC) has been set:P0556 - Brake Booster Pressure Sensor Circuit Performance. Customer may describe the following:Fuel odor during frequent stop and re-start driving, during high ambient temps.
Owners of these vehicles have filed 7 complaints in the transmission category.
Vehicles covered
- Ram Promaster 2018 2018
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